Punnett Squares

Flashcard
•
Biology
•
7th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a Punnett Square?
Back
A Punnett Square is a diagram used to predict the outcome of a particular cross or breeding experiment, showing the possible combinations of alleles from the parents.
2.
FLASHCARD QUESTION
Front
How many alleles does a child inherit from each parent for each trait?
Back
A child inherits 1 allele from each parent for each trait.
3.
FLASHCARD QUESTION
Front
What does homozygous mean?
Back
Homozygous refers to having two identical alleles for a particular gene, such as AA or aa.
4.
FLASHCARD QUESTION
Front
What does heterozygous mean?
Back
Heterozygous refers to having two different alleles for a particular gene, such as Aa.
5.
FLASHCARD QUESTION
Front
What is the genotype for a homozygous dominant trait?
Back
The genotype for a homozygous dominant trait is represented as AA.
6.
FLASHCARD QUESTION
Front
What is the genotype for a homozygous recessive trait?
Back
The genotype for a homozygous recessive trait is represented as aa.
7.
FLASHCARD QUESTION
Front
What is the expected phenotype ratio from a cross between a heterozygous parent and a homozygous recessive parent?
Back
The expected phenotype ratio is 50% dominant trait and 50% recessive trait.
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